Home / 9,215.84-13,829.16-3,372.86

Finding the Fourth Proportional to 9,215.84, 13,829.16 and 3,372.86

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Solution

The fourth proportional to 9,215.84, 13,829.16 and 3,372.86 is: 5,061.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215.84 : 13,829.16 = 3,372.86 : x
  2. Step 2: Convert to fraction form
    9,215.84/13,829.16 = 3,372.86/x
  3. Step 3: Cross multiply
    9,215.84x = 13,829.16 × 3,372.86
  4. Step 4: Simplify right side
    9,215.84x = 46,643,820.60
  5. Step 5: Solve for x
    x = 46,643,820.60/9,215.84
  6. Step 6: Final answer
    x = 5,061.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.